The table below shows the status of all stationary sources in the AB 2588 reassessment process in Santa Barbara County.

Stationary Source Name	SSID	Inventory Year	ATEIP Approval Letter	ATEIR Approval Letter	HRA Results	Public Notification	Approved RRAP
ExxonMobil – SYU Project	01482	2013	8/26/2019 ExxonMobil SYU 2013 ATEIP Letter	11/12/2019 ExxonMobil SYU 2013 ATEIR Letter	Cancer risk: 9.7/million Chronic HI: <0.1 8-hour HI: <0.1 Acute HI: 0.7	N/A	N/A
Orcutt Hill and Casmalia Oil Fields	02667	2024	3/10/2025 Orcutt Hill and Casmalia Oil Fields 2024 ATEIP Letter
Santa Maria Regional Landfill	08713	2022	Under Review
Lompoc Sanitary Landfill	08772	2018	8/16/2022 Lompoc Landfill 2018 ATEIP Letter	2/27/2024 Lompoc Landfill ATEIR Letter
Lockheed Martin – SB Focalplane	09313	2018	1/31/2022 Lockheed Martin 2018 ATEIP Letter	1/31/2022 Lockheed ATEIR Letter	Cancer risk: 0.8/million Chronic HI: < 0.1 8-hour HI: <0.1 Acute HI: 1.2	Online Notification Only – No residences or businesses within risk footprint	6/17/2025 Conditional Approval of RRAP and March 2025 LMC RRAP
E & B – South Cuyama	01073	2018	9/29/2022 E & B 2018 ATEIP Letter
Vandenberg Space Force Base	01195	2018	2/3/2022 VSFB 2018 ATEIP Letter	3/29/2022 VSFB ATEIR Letter	Under Review by OEHHA
UCSB	02795	2018	3/1/2021 UCSB 2018 ATEIP Letter	5/3/2023 UCSB ATEIR Letter	Under Review by OEHHA
NuSil Technology	04621	2023	6/24/2025 NuSil 2023 ATEIP/R Letter	6/24/2025 NuSil 2023 ATEIP/R Letter	Under Review by OEHHA

More information about the AB 2588 process can be found at the District’s AB 2588 Air Toxics “Hot Spots” Program webpage. If you would like to view any of the documents referenced above, please email a request to [email protected].